Patents Represented by Law Firm Wegner, Stellman, McCord, Wiles, Wood & Dalton
  • Patent number: 4277964
    Abstract: PCT No. PCT/US 79/00088 Sec. 371 Date Feb. 15, 1979 Sec. 102(e) Date Feb. 15, 1979 PCT Filed Feb. 15, 1979 PCT Pub. No. WO80/01703 PCT Pub. Date Aug. 21, 1980A vehicle door latch assembly (16) is provided whereby a key (104) may be used to lock the door (10) and to prevent rotation of the outside door handle (20). A lock release lever (22) is provided inside the vehicle door for overriding the key lock (103) to permit the inside and outside handles (18,20) to operate to open the door. Even with the lock release lever (22) and the key lock (103) in the locked position, the inside handle (18) can be turned to move the lock release lever (22) to the unlocked position and to open the door. The outside handle (20) can now be used to open the door also. The outside handle (20) can also be released for operation by turning the key (104) in the lock (103) to the unlocked position.
    Type: Grant
    Filed: February 15, 1979
    Date of Patent: July 14, 1981
    Assignee: Caterpillar Tractor Co.
    Inventors: Elmer R. Crabb, Alta M. Parr